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Panasonic VIERA DX902 vs Panasonic VIERA VT30

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

PanasonicVIERA DX902PanasonicVIERA VT30
Overview
ReleasedMarch 20162011
Display
PanelLED LCDPlasma
Panel detailPanasonic specifies an LED LCD panel with full-array local dimming. HDTVTest identifies a 120 Hz VA LCD panel in the reviewed 58-inch set; Panasonic's 3000 Hz Backlight Motion Rate is not the native refresh rate.UK Full HD 3D plasma series in 42, 50, 55 and 65 inches. Advertised 600 Hz subfield drive is not a native refresh figure; native refresh is omitted. Active-shutter 3D and two eyewear sets included on the read UK42/50 manual.
Resolution3840 × 2160 (4K)1920 × 1080 (Full HD)
Refresh rate120 Hz–
HDR formatsHDR10None
Dimming zones512–
Peak brightnessHDTVTest measured 1,310 cd/m² on the 58-inch set; results and picture modes vary by scene and firmware.–
Colour rangeHDTVTest measured 98% DCI-P3 coverage on the 58-inch set.–
Picture processingStudio Master HCX+ processing and 512 independently dimmed backlight zones. AVForums reports the same zone count for the 65-inch UK model.NeoPlasma, Infinite Black Pro and High Contrast Filter Pro; THX and ISF calibration controls documented in both exact reviews.
Motion handlingHDTVTest measured a native 120 Hz panel in the 58-inch set and reported some dark smearing; 3D judder and crosstalk were noticeable.600 Hz Sub-Field Drive and Intelligent Frame Creation are processing/drive descriptions, not native panel refresh. TechRadar's 55-inch review reports 50 Hz judder, improved with IFC Mid.
Viewing angleBoth independent 58-inch tests found contrast and colour deteriorated away from the centre seat.–
Sizes
Sizes58, 65″42, 50, 55, 65″
Largest size65″65″
Gaming
HDMI ports4 (0 HDMI 2.1 at 4K 120 Hz+)4 (0 HDMI 2.1 at 4K 120 Hz+)
Variable refresh rateNoneNone
HDMI detailFour HDMI inputs; HDMI2 supports ordinary Audio Return Channel. The UK manual lists component and composite video inputs, CI+ and an SD card slot.Four HDMI inputs; HDMI2 supports ARC. HDMI 3D, Content Type, Deep Colour and x.v.Colour; HDAVI Control 5. UK42/50 manual lists 1080p 50/60/24 input support, distinct from native refresh. Component, composite and RGB SCART via included terminal adaptors.
Input lagHDTVTest measured 38 ms in Game mode on its 58-inch sample. AVForums measured 42 ms on a separate 58-inch sample; these are review measurements, not a Panasonic specification.–
Smart TV and sound
Smart TV platformmy Home ScreenVIERA Connect
ProcessorStudio Master HCX+–
Speakers40 W22 W
Wi-FiBuilt-in dual-band IEEE 802.11a/b/g/nWi-Fi 4 (802.11n), included USB adaptor
BluetoothBluetooth 3.0 for accessories and active 3D glasses–
Speaker detailPanasonic specifies four 10 W speakers, totalling 40 W.UK42/50 manual confirms 6 W + 6 W front speakers and 10 W woofer, 22 W total; 50-inch What Hi-Fi? review agrees. Untested larger-size amplifier differences not inferred.
Audio featuresActive-shutter 3D glasses are supported by Bluetooth but sold separately; 3.5 mm headphone socket.Dolby Digital Plus/Dolby Pulse decoders, CONEQ processing; optical PCM/Dolby Digital/DTS and analogue audio/headphone output.
CastingPanasonic's my Home Screen 2.0 offers network media, screen mirroring and streaming apps; service availability varies over time.VIERA Connect internet-service gateway; manual says no full browser. Apps may be discontinued without notice; launch-era services are not a promise of current compatibility.
Software updates–Maker UK firmware 1.610 dated 23 June 2020 improved network applications; YouTube/Skype service termination notices include VT30 regional models.
TV tunersUK DVB-S/S2 Freesat, DVB-T/T2 Freeview HD and PAL I analogue tuners; two satellite inputs.UK DVB-T/T2 and DVB-S/S2, Freeview HD and Freesat HD, analogue PAL I and CI slot. Manual distinguishes UK and Ireland terrestrial standards.
USBTwo USB 2.0 ports and one USB 3.0 port; SD card slot.Three USB 2.0 ports; USB HDD and SD-card recording, media playback, USB keyboard/gamepad and included Wi-Fi adaptor.
EthernetRJ45 10/100 Ethernet.RJ45 10BASE-T/100BASE-TX; DLNA media playback.
Optical audio outOptical digital audio output supports PCM and Dolby Digital.Fibre-optic digital audio output via included adaptor.
Design and power
SizeTV only: 58-inch 1297 × 759 × 64 mm, 27.5 kg; 65-inch 1457 × 844 × 64 mm, 34.5 kg. With stand: 58-inch 1297 × 804 × 334 mm, 32.5 kg; 65-inch 1457 × 888 × 334 mm, 42.5 kg.UK42-inch without pedestal: 1018 × 630 × 50 mm, 23.5 kg; with: 1018 × 664 × 320 mm, 27 kg. UK50-inch without pedestal: 1202 × 733 × 50 mm, 31 kg; with: 1202 × 768 × 335 mm, 35 kg. Configuration weights exclude pedestal; larger-size values omitted after bounded maker attempt.
StandSupplied angled pedestal; 400 × 400 mm wall-mount holes.–
Power usePanasonic product fiche on-mode average: 183 W for 58 inches and 226 W for 65 inches; 0.50 W standby and 0.30 W off mode.Rated: 350 W (42-inch), 410 W (50-inch). Standby 0.30 W or 30 W with monitor-out recording. These are rated values, not reviewer-measured use.
Energy classB for both UK sizes under the historical Panasonic product fiche.–
In the boxUK manual lists a remote control, pedestal, mains lead and instructions; 3D glasses are optional. AVForums reported DX902 was already on sale in UK retailers on 2 March 2016; Panasonic's exact first-sale date was not found, so release precision is March 2016.UK42/50 pedestal, N2QAYB000593 remote/R6 batteries, USB wireless LAN adaptor, two active-shutter eyewear sets, clampers/ferrites and terminal adaptors. Maker 2011 releases planned regional April/May and July/August availability; actual earliest on-sale month remains unverified after bounded hunt, so release uses 2011.

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